In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".

[EX Q]: how many presidents of the us, Answer: Under the United States Constitution , the President of the United States is the head of state and head of government of the United States .
[EX A]: No

[EX Q]: how many presidents of the us, Answer: William Henry Harrison spent the shortest time in office with 32 days in 1841, and Franklin D. Roosevelt spent the longest with over twelve years, but died shortly into his fourth term in 1945.
[EX A]: No

[EX Q]: who plays ethan in my babysitter's a vampire, Answer: The show follows Ethan Morgan ( Matthew Knight ), who, in the television film, learns that his babysitter Sarah ( Vanessa Morgan ) is a vampire .
[EX A]:
Yes

